attempt to fix summary cell

dmirgaev · dmirgaev · commit 16fb346f7a12 · 2026-03-20T16:45:38.000+04:00
diff --git a/packages/devextreme/js/__internal/grids/data_grid/summary/m_summary.ts b/packages/devextreme/js/__internal/grids/data_grid/summary/m_summary.ts
@@ -594,7 +594,7 @@ const data = (Base: ModuleType<DataController>) => class SummaryDataControllerEx
           }
           summaryCellsByColumns[columnIndex].push({
             ...summaryItem,
-            value: isString(aggregate) && column?.deserializeValue
+            value: isString(aggregate) && column && column.deserializeValue
               ? column.deserializeValue(aggregate)
               : aggregate,
             valueFormat,

Original file line number	Diff line number	Diff line change
`@@ -594,7 +594,7 @@ const data = (Base: ModuleType<DataController>) => class SummaryDataControllerEx`
`594`	`594`	`}`
`595`	`595`	`summaryCellsByColumns[columnIndex].push({`
`596`	`596`	`...summaryItem,`
`597`		`- value: isString(aggregate) && column?.deserializeValue`
	`597`	`+ value: isString(aggregate) && column && column.deserializeValue`
`598`	`598`	`? column.deserializeValue(aggregate)`
`599`	`599`	`: aggregate,`
`600`	`600`	`valueFormat,`